package com.mao.gateway.config;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.reactive.CorsWebFilter;
import org.springframework.web.cors.reactive.UrlBasedCorsConfigurationSource;


@Configuration
public class CorsConfig {

    // 解决跨域
    @Bean
    public CorsWebFilter corsWebFilter(){

        UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();

        CorsConfiguration corsConfiguration = new CorsConfiguration();
        //1、配置跨域
        corsConfiguration.addAllowedHeader("*");//允许哪些头进行跨域
        corsConfiguration.addAllowedMethod("*");//允许哪些请求方式进行跨域
        corsConfiguration.addAllowedOriginPattern("*");//允许哪些请求来源进行跨域
        corsConfiguration.setAllowCredentials(true);//是否允许携带cookie进行跨域，否则跨域请求会丢失cookie信息

        source.registerCorsConfiguration("/**",corsConfiguration);

        return new CorsWebFilter(source);
    }


}
